local cfg_city_buy = {}
cfg_city_buy[1]={id=1001,tax="20#30#40",goods1="1001#1002",goods2="2001#2002",goods2change="2#-0.5&3#0.6"}
cfg_city_buy[2]={id=1002,tax="40#50#60",goods1="1003#1004",goods2="2003#2004",goods2change="3#-0.3&4#1."}
return cfg_city_buy